Got origin_mismatch error in Google+ share api

Question

I want to share some dynamic content on google+. For this I checked it https://developers.google.com/+/web/share/interactive#rendering_the_button_with_javascript

<         


        

Answer 1

Just a little addition to Lee's answer: listing both the www.whatever.ext and whatever.ext forms of your URL in JavaScript origins may get rid of the error. That's what did the trick for my app.